Search results for keyword: mexico
oolitic limestone
Graywacke
Graywacke is a term used in the description of sediments, sedimentary rocks, and sedimentary structures. It usually consists of heavier soil grains than those in sandstone or siltstone, but lighter than those in shale. It typically consists of extraordinarily well-sorted coarse-grained m......
1048 
Caroline
Phosphate rock
Phosphorus is a very important nutrient for humans; it is essential for growth and development and helps the body absorb other minerals such as calcium and iron. As a result, phosphorus has been mined from the earth since ancient times and is still an important source of dietary and fertilizer pho......
Tantalum niobium ore beneficiation
The Beneficiation Techniques for 5 Types of Iron Ores inmagnetite, hematite, limonite, goethite, and siderite
The Beneficiation techniques for each of the 5 types of iron ores are provided below. Also, Flotation Processes may be used to concentrate the ores, as well.
Magnetite ore is the most im......
Copper-uranium ore
Malachite and Turquoise Copper-Uranium Ore
Malachite and turquoise copper-uranium ore are minerals found in extremely rare and limited concentrations throughout the world. Malachite, a copper carbonate mineral, is found mainly in the Congo and Zambia. Turquoise, a silicate mineral, is primarily f......
silver gold mine
Silver Mining
Silver mining has a very long history, being first mined in the early 1500’s in mexico and Peru. Silver has been used as currency throughout human history, with the most efficient usage as a medium of exchange being during the Roman Empire. Silver has since developed into coinage, ......
Epidote
Green Lei Shi
Green Lei Shi is a type of Chinese stone carving that dates back to the Qin dynasty (221-206 BC). It is a form of high relief sculpture that uses mainly grey and green stone to depict intricate human and animal figures in a variety of poses. Unlike the more common relief carving in ......
The main distribution area of foreign scrap metal
Distribution of Foreign Scrap Metals
Scrap metals are considered as a key source of iron, copper, lead, and zinc, essential components in the production of a large range of goods and products. Consequently, scrap metals have earned an important role in the global metal markets. To meet the large......
Sumitomo Smelting Reduction Process
Sumitomo Refining Reduction Method
Sumitomo Refining Reduction (SRR), also known as Conversion Smelting Reduction (CSR), is a method for recovering metals from scrap materials. The method was developed in Japan to reduce the amount of energy required to smelt and refine metals from scrap. It invo......
2008 Fortune Global 500 Ranking (101-200)
Global 500 2008 Top 200 Ranking
101.ING Group
ING Group is based in the Netherlands and operates as a global financial institution. Its core business activities include life insurance, banking, asset management, and pensions. In 2008, it increased its total revenue to €80.3 billion and its tota......
PepsiCo
PepsiCo is one of the worlds largest food and beverage companies. It was founded in 1965 and is headquartered in Purchase, New York. PepsiCo has a wide variety of food and beverage brands under its umbrella. These include Frito-Lay, Quaker Oats, Tropicana, Gatorade, Mountain Dew, Mirinda, 7 Up, an......
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